rcsim opened a new pull request, #16274:
URL: https://github.com/apache/nuttx/pull/16274
## Summary
This commit introduces initial support for the Seeed Studio XIAO ESP32C3
board. Five configurations are available:
- nsh: Basic NuttShell support over UART0
- usbnsh: Basic NuttShell support over USB
- gpio: NuttShell over USB + GPIO
- wifi: NuttShell over USB + Wifi support
- ble: NuttShell over SUB + Bluetooth support
## Impact
* Is new feature added? Is existing feature changed? Yes, new board
support XIAO ESP32C3.
* Impact on user (will user need to adapt to change)? Yes, users can use
XIAO ESP32C3
* Impact on build (will build process change)? No
* Impact on hardware (will arch(s) / board(s) / driver(s) change)? Yes,
new board added
* Impact on documentation (is update required / provided)? Yes, PR
https://github.com/apache/nuttx/pull/16273
* Impact on security (any sort of implications)? No
* Impact on compatibility (backward/forward/interoperability)? No
* Anything else to consider or add? No
## Testing
Build Host(s): OS: Ubuntu 24.04, CPU: Intel i7-8850H, Compiler: GCC 13.3.0
Target(s): arch: risc-v, board: esp32c3-xiao, configs:nsh, usbnsh, gpio,
wifi and able
```
Memory region Used Size Region Size %age Used
ROM: 212728 B 4 MB 5.07%
iram0_0_seg: 13328 B 321296 B 4.15%
irom0_0_seg: 82642 B 4 MB 1.97%
dram0_0_seg: 20768 B 321296 B 6.46%
drom0_0_seg: 147192 B 4 MB 3.51%
rtc_iram_seg: 16 B 8168 B 0.20%
rtc_reserved_seg: 0 GB 24 B 0.00%
CP: nuttx.hex
MKIMAGE: NuttX binary
esptool.py -c esp32c3 elf2image --ram-only-header -fs 4MB -fm dio -ff "80m"
-o nuttx.bin nuttx
esptool.py v4.8.1
Creating esp32c3 image...
Image has only RAM segments visible. ROM segments are hidden and SHA256
digest is not appended.
Merged 1 ELF section
Successfully created esp32c3 image.
Generated: nuttx.bin
```
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